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Finding the Fourth Proportional to 216,540.48, 298,816.96 and 125,892.60

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Solution

The fourth proportional to 216,540.48, 298,816.96 and 125,892.60 is: 173,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,540.48 : 298,816.96 = 125,892.60 : x
  2. Step 2: Convert to fraction form
    216,540.48/298,816.96 = 125,892.60/x
  3. Step 3: Cross multiply
    216,540.48x = 298,816.96 × 125,892.60
  4. Step 4: Simplify right side
    216,540.48x = 37,618,844,018.50
  5. Step 5: Solve for x
    x = 37,618,844,018.50/216,540.48
  6. Step 6: Final answer
    x = 173,726.61

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